Owner's manual

Chapter 2 Installation Procedure
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2
2.3 Connecting N-48 and Wiring
2.3.1 Connecting the BL series
Connect the BL series to the READER port of the N-48.
Pin assignment
2.3.2 Terminals of I/O terminal block and connections
POWER SD RD
READER
N-48
BL series
12 345
6789
Pin No. Symbol Function Signal direction
1 TIM Trigger input Output
2 RD (RXD) Receives data. Output
3 SD (TXD) Sends data. Input
4OKOK Input
5 GND (SG) Ground (Common ground for respective signal) —
6NGNG Input
7 RS (RTS) Ready to send data. Input
8 CS (CTS) Request to send data. Output
9 +5 V 5 V power supply output (600mA) Output
TIM COM OK NG COM
Symbol Description Signal direction
TIM Trigger input Input
COM Common terminal for trigger input Input
OK OK output Output
NG NG output Output
COM Common terminal for output Output
D-sub 9-pin (male)
DCE specification (defined as terminal)
#4-40 screw
* Viewed from the left of the unit